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package jcgp.gui.population;
import javafx.event.EventHandler;
import javafx.scene.control.Label;
import javafx.scene.input.MouseEvent;
import javafx.scene.layout.VBox;
import jcgp.backend.function.FunctionSet;
import jcgp.gui.constants.Constants;
/**
* A menu class, exposes all of the allowed functions
* when called by a node, so that the node function can be changed.
*
*
* @author Eduardo Pedroni
*
*/
public class FunctionSelector extends VBox {
private GUINode target;
public FunctionSelector(FunctionSet functionSet) {
setFillWidth(true);
setVisible(false);
setStyle("-fx-border-color: #A0A0A0; -fx-border-width: 1 1 0 1");
remakeFunctions(functionSet);
addEventFilter(MouseEvent.MOUSE_EXITED, new EventHandler<MouseEvent>() {
@Override
public void handle(MouseEvent event) {
dismiss();
}
});
}
public void remakeFunctions(final FunctionSet fs) {
getChildren().clear();
for (int i = 0; i < fs.getAllowedFunctionCount(); i++) {
final int index = i;
Label l = new Label(fs.getAllowedFunction(i).toString());
l.setMaxWidth(Double.MAX_VALUE);
l.setStyle("-fx-background-color: #FFFFFF; -fx-border-color: #A0A0A0; -fx-border-width: 0 0 1 0; -fx-padding: 2");
l.addEventFilter(MouseEvent.MOUSE_ENTERED, new EventHandler<MouseEvent>() {
@Override
public void handle(MouseEvent event) {
((Label) event.getSource()).setStyle("-fx-background-color: " + Constants.SOFT_HIGHLIGHT_COLOUR + "; -fx-border-color: #B0B0B0; -fx-border-width: 0 0 1 0; -fx-padding: 2");
}
});
l.addEventFilter(MouseEvent.MOUSE_EXITED, new EventHandler<MouseEvent>() {
@Override
public void handle(MouseEvent event) {
((Label) event.getSource()).setStyle("-fx-background-color: #FFFFFF; -fx-border-color: #A0A0A0; -fx-border-width: 0 0 1 0; -fx-padding: 2");
}
});
l.addEventFilter(MouseEvent.MOUSE_CLICKED, new EventHandler<MouseEvent>() {
@Override
public void handle(MouseEvent event) {
target.setFunction(fs.getAllowedFunction(index));
dismiss();
}
});
getChildren().add(l);
}
}
public void relocateAndShow(MouseEvent event, GUINode node) {
relocate(event.getSceneX() - 5, event.getSceneY() - 5);
target = node;
setVisible(true);
}
private void dismiss() {
setVisible(false);
}
}
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